Krantz, Steven G. Differential equations : theory, technique, and practice / Steven G. Krantz. - Boca Raton : CRC Press, Taylor & Francis Group, 2015. - xvi, 541 p. : "A Chapman & Hall book." ISBN: 9781482247022 Subjects--Topical Terms: Differential equations Dewey Class. No.: 515.35 / Di,2